Give Me the Dirt!
Another name for moon soil
What is regolith?
The pH scale ranges from this to this
What is 0 to 14?
Photosynthesis cannot happen without this, generally produced by the sun.
What is light?
A description of something seen or perceived
What is an observation?
One reason why NASA is interested in planting food on the moon
What is because sending food to space takes up lots of room OR because it could help provide food on space missions?
The other two components of Earth soil, besides air and water
What are organic materials and inorganic materials?
This is the number on the pH scale considered neutral
What is 7?
This is the type of organism that is capable of photosynthesis
What are plants?
A logical guess based on something already known
What is An inference?
This is the maximum amount of Earth soil allowed to be mixed with regolith in your experiment
What is 50%?
Something Earth soil has that moon soil does not
What is Organic material?
A pH reading of less than 7 would be considered this
The reactants of photosynthesis
What are carbon dioxide and water?
A testable prediction based on observations
What is a hypothesis?
This is something we have to do to regolith to help plants grow
What is add nutrients OR add organic materials OR add fertilizer?
Something that healthy soil can do but dry, compacted soil cannot
What is Support plant growth OR allow plants to establish strong roots OR absorb water?
A pH reading greater than 7 would be considered this:
What is A base?
The products of photosynthesis
What are glucose and oxygen?
A common format for a testable hypothesis uses these words
What are “if...” and “...then”.
NASA is testing growing food without soil, a process known as this
What is Hydroponics OR Aeroponics?
Name one component of moon soil
What is
Oxygen or Silicon (Si) or Aluminum (Al) or Calcium (Ca) or Iron (Fe) or Magnesium(Mg) or Titanium (Ti) ?
The “H” in pH stands for this
What is hydrogen?
This is the molecular formula for photosynthesis
What is 6CO2+ 6H2O —> C6H12O6 + 6O2?
Why the scientific method repeats testable experiments multiple times
To confirm the accuracy of the results (that your data wasn’t’ the a mistake
This is a harmful substance found in soils like that of Mars that requires treatment before you could eat anything grown in it.
What are perchlorates?